Between 2010 and May of 2013, there has been a marked increase in reported dog bites of people. Animal Control Services officials say the increase reflects better reporting, not necessarily more bites. Many of these bites cluster on the south and west sides. Click on a dot to see how many bites were in your zip code during this period.

Source: Animal Control Services. Please note, not all reported bites from ACS included zip codes. When possible in these cases, zip codes were determined by searching addresses on Google Maps. If a zip code couldn't be determined, it was left blank. Data is tied to the fiscal year, which begins in October.